GB1366729A - - Google Patents

Info

Publication number
GB1366729A
GB1366729A GB5211272A GB5211272A GB1366729A GB 1366729 A GB1366729 A GB 1366729A GB 5211272 A GB5211272 A GB 5211272A GB 5211272 A GB5211272 A GB 5211272A GB 1366729 A GB1366729 A GB 1366729A
Authority
GB
United Kingdom
Prior art keywords
multivibrator
nov
liquid crystal
crystal material
logic circuitry
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5211272A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optel Corp
Original Assignee
Optel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22736546&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB1366729(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Optel Corp filed Critical Optel Corp
Publication of GB1366729A publication Critical patent/GB1366729A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/94—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom spiro-condensed with carbocyclic rings or ring systems, e.g. griseofulvins
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source using liquid crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB5211272A 1971-11-16 1972-11-10 Expired GB1366729A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19918171A 1971-11-16 1971-11-16

Publications (1)

Publication Number Publication Date
GB1366729A true GB1366729A (enrdf_load_stackoverflow) 1974-09-11

Family

ID=22736546

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5211272A Expired GB1366729A (enrdf_load_stackoverflow) 1971-11-16 1972-11-10

Country Status (9)

Country Link
US (1) US3744049A (enrdf_load_stackoverflow)
JP (1) JPS4862395A (enrdf_load_stackoverflow)
AU (1) AU461631B2 (enrdf_load_stackoverflow)
CA (1) CA979996A (enrdf_load_stackoverflow)
CH (1) CH556078A (enrdf_load_stackoverflow)
DE (1) DE2255913A1 (enrdf_load_stackoverflow)
FR (1) FR2161650A5 (enrdf_load_stackoverflow)
GB (1) GB1366729A (enrdf_load_stackoverflow)
IT (1) IT973664B (enrdf_load_stackoverflow)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891981A (en) * 1973-02-20 1975-06-24 Olivetti & Co Spa Drive circuit for a liquid crystal display
US4027305A (en) * 1973-08-09 1977-05-31 Canon Kabushiki Kaisha System for driving liquid crystal display device
JPS5836912B2 (ja) * 1973-10-15 1983-08-12 シャープ株式会社 液晶駆動方式
JPS5091455U (enrdf_load_stackoverflow) * 1973-12-20 1975-08-01
US3911426A (en) * 1974-11-04 1975-10-07 Motorola Inc Multiplexed field effect liquid crystal display accessing circuitry and system
JPS5168797A (ja) * 1974-12-11 1976-06-14 Canon Kk Ekishoseigyohoshiki
JPS5189348A (enrdf_load_stackoverflow) * 1975-02-04 1976-08-05
FR2309000A1 (fr) * 1975-04-25 1976-11-19 Cii Dispositif de commande d'un element d'affichage a cristal liquide
JPS52122097A (en) * 1976-04-06 1977-10-13 Citizen Watch Co Ltd Electric optical display unit
DE2738162C2 (de) * 1976-08-25 1983-01-13 Sharp K.K., Osaka Flüssigkristall-Anzeigevorrichtung
US4365868A (en) * 1977-06-29 1982-12-28 Eaton Corporation Liquid crystal device for direct display of analog information
FR2524745B1 (fr) * 1982-04-02 1986-07-11 Pollard Jean Procede et dispositif pour la visualisation d'une image electro-optique
JPH04191723A (ja) * 1990-11-27 1992-07-10 Toshiba Corp 液晶駆動装置
US5064277A (en) * 1991-01-28 1991-11-12 Eastman Kodak Company Operation of a light modulator of the planar electrode type
US5596554A (en) * 1993-06-04 1997-01-21 Hagadorn; Hubert W. Set operation in a timepiece having an electrooptical display
US5566370A (en) * 1994-11-03 1996-10-15 Lockheed Martin Corporation Simulation display system
US5867140A (en) * 1996-11-27 1999-02-02 Motorola, Inc. Display system and circuit therefor
US6724354B1 (en) * 1999-06-21 2004-04-20 The Microoptical Corporation Illumination systems for eyeglass and facemask display systems
US7158096B1 (en) 1999-06-21 2007-01-02 The Microoptical Corporation Compact, head-mountable display device with suspended eyepiece assembly
JP2003502714A (ja) 1999-06-21 2003-01-21 ザ マイクロオプティカル コーポレイション 懸垂アイピースアセンブリを有する頭部取付式小型表示装置
EP1433160A1 (en) * 2001-09-07 2004-06-30 The Microoptical Corporation Light weight, compact, remountable face-supported electronic display
US7313246B2 (en) * 2001-10-06 2007-12-25 Stryker Corporation Information system using eyewear for communication

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505804A (en) * 1968-04-23 1970-04-14 Rca Corp Solid state clock
US3575492A (en) * 1969-07-10 1971-04-20 Rca Corp Turnoff method and circuit for liquid crystal display element
US3622224A (en) * 1969-08-20 1971-11-23 Xerox Corp Liquid crystal alpha-numeric electro-optic imaging device
US3653745A (en) * 1970-06-11 1972-04-04 Rca Corp Circuits for driving loads such as liquid crystal displays

Also Published As

Publication number Publication date
US3744049A (en) 1973-07-03
DE2255913A1 (de) 1973-05-24
IT973664B (it) 1974-06-10
AU4863072A (en) 1974-05-09
AU461631B2 (en) 1975-05-29
JPS4862395A (enrdf_load_stackoverflow) 1973-08-31
CH556078A (de) 1974-11-15
FR2161650A5 (enrdf_load_stackoverflow) 1973-07-06
CA979996A (en) 1975-12-16

Similar Documents

Publication Publication Date Title
GB1366729A (enrdf_load_stackoverflow)
GB1442539A (en) Method of driving liquid crystal display device for numeric display
GB1447637A (en) Electronic calculator system
GB1371990A (en) Liquid crystal display apparatus
GB1447640A (en) Liquid crystal display system
US3845615A (en) Multiplexed liquid crystal display
GB1330781A (en) Drive arrangement for an electronic timepiece
GB1457536A (en) Liquid crystal dynamic drive circuit
GB1341002A (en) Electro-optical device
US3956880A (en) Solid state wristwatch with charge coupled divider
GB2062302B (en) Electronic timepieces
JPS5277744A (en) Liqud crystal display device
GB1409007A (en) Electronic timepiece
GB2062908A (en) Improvements in or relating to electronic timepieces
GB1472597A (en) Liquid crystal display device
JPS54126497A (en) Dap-type liquid crystal display device
JPS54100224A (en) Luminance modulator for liquid crystal display unit
JPS60150593U (ja) 平面表示板駆動装置
GB1404499A (en) Display device
JPS5235549A (en) Liquid crystal display electronic desk computer
GB1339232A (en) Timepiece having a liquid crystal display
JPS5274296A (en) Liquid crystal driving circuit
JPS52113198A (en) Liquid crystal unit
GB1345758A (en) Astable multivibrator
JPS5475999A (en) Display device

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee